Karcher KM 120-150 R Bp 2SB - Manual (Page 34)

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Faults without display on the console
Fault Remedy
Appliance cannot be started Sit on the driver seat, activate seat contact mat
Release emergency-stop button
Plug in the battery plug (KM 120/150 R Bp)
Set main switch to “1”
Check fuse F1, replace if required.
Check battery; charge it, if needed
Inform Kärcher Customer Service.
Machine is not sweeping properly Check roller brush and side brushes for wear, replace if necessary.
Check function of bulk waste flap
Check sealing strips for wear, adjust or replace as required
Adjust roller mirror
Check hydraulic system (sweeping) for leaks.
Inform Kärcher Customer Service.
Dust gathers in the machine Empty waste container
Check suction fan drive belt
Check sealing cover on suction fan
Check dust filter, clean or replace
Check filter case seal
Check sealing strips for wear, adjust or replace as required
Poor cleaning performance at
edges Replace side brush
Check sealing strips for wear, adjust or replace as required
Inform Kärcher Customer Service.
Side brush or roller brush switch-
on operation is not working Check fuse F5 of hydraulic unit
Check hydraulic system (sweeping) for leaks.
Inform Kärcher Customer Service.
Side brush or roller brush is not
being lowered Check fuse F5 of hydraulic unit
Inform Kärcher Customer Service.
Insufficient vacuum performance Check filter case seal
Check sealing cover on suction fan
Insert lamella filter correct; see Changing dust filter
Roller brush does not turn. Remove belts or cords from roller brush
Left side brush (optional) does not
work Test automatic cutout F8 and reset if necessary (press red button)
* The fuses are located in the flat insertion sockets on the wiring plate and can be accessed by opening the front panel.
34 EN